Chemistry The percentage of Nitrogen in Air is 85.02 78.03 0.94 0.03 85.02 78.03 0.94 0.03 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a precious/semi-precious stone? Sapphire Ruby Pearl Emerald Sapphire Ruby Pearl Emerald ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water cycle refers to Water distribution in relatively dry areas Constant movement of water from ocean to land and back to ocean once again Scientific management of water in areas excessively plagued with water-logging An integrated attempt to recycle water in relatively arid regions Water distribution in relatively dry areas Constant movement of water from ocean to land and back to ocean once again Scientific management of water in areas excessively plagued with water-logging An integrated attempt to recycle water in relatively arid regions ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain' is caused due to air - pollution by Methane Carbon monoxide Nitrous oxide and sulphur dioxide Carbon dioxide Methane Carbon monoxide Nitrous oxide and sulphur dioxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone layer in the upper parts of the atmosphere serves as a protective shield against harmful Solar ultraviolet radiation SO2 in the air CO2 in the air Solar infrared radiation Solar ultraviolet radiation SO2 in the air CO2 in the air Solar infrared radiation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water gas is the mixture of Carbon monoxide and nitrogen Carbon monoxide and hydrogen Carbon dioxide and nitrogen Carbon dioxide and hydrogen Carbon monoxide and nitrogen Carbon monoxide and hydrogen Carbon dioxide and nitrogen Carbon dioxide and hydrogen ANSWER DOWNLOAD EXAMIANS APP
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